112 lines
3.3 KiB
JavaScript
112 lines
3.3 KiB
JavaScript
/*\
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title: $:/core/modules/savers/upload.js
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type: application/javascript
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module-type: saver
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Handles saving changes via upload to a server.
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Designed to be compatible with BidiX's UploadPlugin at http://tiddlywiki.bidix.info/#UploadPlugin
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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/*
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Select the appropriate saver module and set it up
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*/
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var UploadSaver = function(wiki) {
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this.wiki = wiki;
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};
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UploadSaver.prototype.save = function(text,method,callback) {
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// Get the various parameters we need
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var backupDir = this.wiki.getTextReference("$:/UploadBackupDir") || ".",
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username = this.wiki.getTextReference("$:/UploadName"),
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password = $tw.utils.getPassword("upload"),
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uploadDir = this.wiki.getTextReference("$:/UploadDir") || ".",
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uploadFilename = this.wiki.getTextReference("$:/UploadFilename") || "index.html",
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uploadWithUrlOnly = this.wiki.getTextReference("$:/UploadWithUrlOnly") || "no",
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url = this.wiki.getTextReference("$:/UploadURL");
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// Bail out if we don't have the bits we need
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if (uploadWithUrlOnly === "yes") {
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// The url is good enough. No need for a username and password.
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// Assume the server uses some other kind of auth mechanism.
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if(!url || url.toString().trim() === "") {
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return false;
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}
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}
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else {
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// Require username and password to be present.
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// Assume the server uses the standard UploadPlugin username/password.
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if(!username || username.toString().trim() === "" || !password || password.toString().trim() === "") {
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return false;
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}
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}
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// Construct the url if not provided
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if(!url) {
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url = "http://" + username + ".tiddlyspot.com/store.cgi";
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}
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// Assemble the header
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var boundary = "---------------------------" + "AaB03x";
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var uploadFormName = "UploadPlugin";
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var head = [];
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head.push("--" + boundary + "\r\nContent-disposition: form-data; name=\"UploadPlugin\"\r\n");
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head.push("backupDir=" + backupDir + ";user=" + username + ";password=" + password + ";uploaddir=" + uploadDir + ";;");
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head.push("\r\n" + "--" + boundary);
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head.push("Content-disposition: form-data; name=\"userfile\"; filename=\"" + uploadFilename + "\"");
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head.push("Content-Type: text/html;charset=UTF-8");
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head.push("Content-Length: " + text.length + "\r\n");
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head.push("");
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// Assemble the tail and the data itself
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var tail = "\r\n--" + boundary + "--\r\n",
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data = head.join("\r\n") + text + tail;
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// Do the HTTP post
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var http = new XMLHttpRequest();
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http.open("POST",url,true,username,password);
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http.setRequestHeader("Content-Type","multipart/form-data; charset=UTF-8; boundary=" + boundary);
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http.onreadystatechange = function() {
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if(http.readyState == 4 && http.status == 200) {
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if(http.responseText.substr(0,4) === "0 - ") {
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callback(null);
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} else {
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callback(http.responseText);
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}
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}
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};
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try {
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http.send(data);
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} catch(ex) {
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return callback($tw.language.getString("Error/Caption") + ":" + ex);
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}
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$tw.notifier.display("$:/language/Notifications/Save/Starting");
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return true;
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};
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/*
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Information about this saver
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*/
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UploadSaver.prototype.info = {
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name: "upload",
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priority: 2000,
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capabilities: ["save", "autosave"]
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};
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/*
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Static method that returns true if this saver is capable of working
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*/
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exports.canSave = function(wiki) {
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return true;
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};
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/*
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Create an instance of this saver
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*/
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exports.create = function(wiki) {
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return new UploadSaver(wiki);
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};
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})();
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